<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<img src="a.jpg" alt="猫">
<img src="../b.jpg" alt="" title="这是沙滩" width="10%">
<img src="imgtest/c.jpg" alt="" width="500" height="400" >

</body>
</html>